Castlecomer will be celebrating its mining heritage this weekend, with a number of events planned for the town. The official opening will take place on Friday at 7.30pm with former miner Jim O’Neill and his daughter Mary. Saturday will feature guided tours of the old pit head, with a ceílí mór in the evening, while Sunday will see the unveiling of a plaque in memory of all the men and boys who lost there life in the mines.